Rather than use a `Map`, we should use a `Multimap`.
Created attachment 401209 [details] Patch
Created attachment 401226 [details] Patch fix mistake in `WI.Frame.prototype.resourcesForURL` where the `WI.Frame` was added to the returned `Set` instead of the `WI.Frame.prototype.get mainResource`
Comment on attachment 401226 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=401226&action=review r=me > Source/WebInspectorUI/UserInterface/Controllers/NetworkManager.js:472 > + resources.addAll(this._mainFrame.resourcesForURL(url, recursivelySearchChildFrames)); NIce.
Committed r262806: <https://trac.webkit.org/changeset/262806> All reviewed patches have been landed. Closing bug and clearing flags on attachment 401226 [details].
<rdar://problem/64178078>